194 Mr Wimperis, Some Experiments upon Beams 



until collapse occurred ; at the point of collapse the values of P 

 and W were carefully noted and readings were obtained over a 



S\d 



&l*r* Iaj -rwtA*£< 



V-o WoJUL. 



Fig. 3. 



S, is the beam being tested. 



SP, steelyard platform. 



LB, lower block. 



SC, is a cord for putting on side pull. 



FP, is a fixed pulley, mounted on ball bearings. 



SW, is a screw wheel and is used to compress the beam. 



considerable range, in fact from the condition in which collapse 

 was entirely due to the endlong load P to the condition in 

 which the rod was very little different to a beam simply loaded at 

 the centre— the endlong load in the extreme cases being incon- 



